The chemical steps in an important cellular modification process that adds a chemical tag to some RNAs have been revealed in a new study. Interfering with this process in humans can lead to neuronal diseases, diabetes, and ...
Molecular & Computational biology
Sep 15, 2021
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341
Working with a gene that plays a critical role in HIV infection, University of Maryland researchers have discovered that some human genes have an alternate set of operating instructions written into their protein-making machinery. ...
Cell & Microbiology
Jul 9, 2014
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0
(PhysOrg.com) -- In today's world of sophisticated organisms proteins are the stars. They are the indispensible catalytic workhorses, carrying out the processes essential to life. But long, long ago ribonucleic acid (RNA) ...
Biochemistry
Nov 14, 2010
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0
With few exceptions, all known forms of life on our planet rely on the same genetic code to specify the amino acid composition of proteins. Although different hypotheses abound, just how individual amino acids were assigned ...
Cell & Microbiology
Apr 12, 2010
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(PhysOrg.com) -- Selenium is a trace element crucial to life -- too little or too much of it is fatal. In the July 17 issue of the journal Science, researchers at Yale University and University of Illinois at Chicago detail ...
Cell & Microbiology
Jul 16, 2009
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1
Researchers have combined over seven synthetic chromosomes that were made in the lab into a single yeast cell, resulting in a strain with more than 50% synthetic DNA that survives and replicates similarly to wild yeast strains.
Cell & Microbiology
Nov 8, 2023
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19
In all living organisms, the biomolecule transfer RNA (tRNA) plays a fundamental role in protein production. tRNAs are generated from precursor molecules in several steps. The enzyme tRNA splicing endonuclease (TSEN), among ...
Biotechnology
Jul 13, 2023
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5
Transfer RNA, more commonly referred to as tRNA, is well known for its key role in translating genetic material into protein. Recent discoveries about fragments of tRNA, which scientists had previously thought of as simply ...
Molecular & Computational biology
Apr 13, 2023
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8
Inside tiny cellular machines called ribosomes, chains of genetic material called messenger RNAs (mRNAs) are matched with the corresponding transfer RNAs (tRNAs) to create sequences of amino acids that exit the ribosome as ...
Biochemistry
Nov 1, 2022
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26
In genetics, DNA has always been the star of the show, but scientists are now uncovering the crucial roles of a lesser-known player: transfer RNA.
Biochemistry
Jul 2, 2020
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213
